1063931 has 6 divisors (see below), whose sum is σ = 1164396. Its totient is φ = 964100.

The previous prime is 1063927. The next prime is 1063961. The reversal of 1063931 is 1393601.

It is not a de Polignac number, because 1063931 - 2² = 1063927 is a prime.

It is a super-2 number, since 2×1063931² = 2263898345522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1063897 and 1063906.

It is not an unprimeable number, because it can be changed into a prime (1063921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3266 + ... + 3576.

It is an arithmetic number, because the mean of its divisors is an integer number (194066).

2^1063931 is an apocalyptic number.

1063931 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1063931 is a deficient number, since it is larger than the sum of its proper divisors (100465).

1063931 is an frugal number, since it uses more digits than its factorization.

1063931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 1063931 is about 1031.4703098005. The cubic root of 1063931 is about 102.0871675731.

The spelling of 1063931 in words is "one million, sixty-three thousand, nine hundred thirty-one".